Non expiring access token per auth token

src/access_tokens.ts

@@ -76,3 +76,21 @@ export class EncryptedAccessTokens implements AccessTokens {
     }
   }
 }
+
+export class AccessTokenPerAuthToken implements AccessTokens {
+  authTokenToAccessToken = new Map<string, string>();
+  accessTokenToAuthToken = new Map<string, string>();
+
+  mint = (authToken: string): string => {
+    if (this.authTokenToAccessToken.has(authToken)) {
+      return this.authTokenToAccessToken.get(authToken)!;
+    } else {
+      const accessToken = uuid();
+      this.authTokenToAccessToken.set(authToken, accessToken);
+      this.accessTokenToAuthToken.set(accessToken, authToken);
+      return accessToken;
+    }
+  };
+
+  authTokenFor = (value: string): string | undefined => this.accessTokenToAuthToken.get(value);
+}

src/server.ts

@@ -13,9 +13,7 @@ import {
 import { LinkCodes, InMemoryLinkCodes } from "./link_codes";
 import { MusicService, isSuccess } from "./music_service";
 import bindSmapiSoapServiceToExpress from "./smapi";
-import { AccessTokens, EncryptedAccessTokens } from "./access_tokens";
-import encryption from "./encryption";
-import randomString from "./random_string";
+import { AccessTokens, AccessTokenPerAuthToken } from "./access_tokens";
 
 export const BONOB_ACCESS_TOKEN_HEADER = "bonob-access-token";
 
@@ -25,9 +23,7 @@ function server(
   webAddress: string | "http://localhost:4534",
   musicService: MusicService,
   linkCodes: LinkCodes = new InMemoryLinkCodes(),
-  accessTokens: AccessTokens = new EncryptedAccessTokens(
-    encryption(randomString())
-  )
+  accessTokens: AccessTokens = new AccessTokenPerAuthToken()
 ): Express {
   const app = express();